Intel Celeron 3865U vs Intel Xeon E3-1275 v3. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• Segment
  Mobile Desktop / Server
• Family
  Intel Celeron Intel Xeon E3
• Generation
  7 4
• CPU group
  Intel Celeron 3000 Intel Xeon E3 v3

Basic parameters such as number of cores, number of threads, base and turbo frequency, and cache size. These parameters indirectly tell about the speed of the processor, the higher they are the better.

• Frequency
  1.80 GHz 3.50 GHz
• CPU Cores
  2 4
• Turbo (1 Core)
  No turbo 3.90 GHz
• CPU Threads
  2 8
• Hyperthreading
  No Yes
• Overclocking
  No No
• Core architecture
  normal normal

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• GPU name
  Intel HD Graphics 610 Intel HD Graphics P4600
• GPU frequency
  0.30 GHz 0.35 GHz
• GPU (Turbo)
  0.90 GHz 1.25 GHz
• Execution units
  12 20
• Shader
  96 160
• Max. GPU Memory
  32 GB 2 GB
• Max. displays
  3 3
• Generation
  9.5 7.5
• DirectX Version
  12 11.1
• Technology
  14 nm 22 nm
• Release date
  Q3/2016 Q2/2013

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• h265 / HEVC (8 bit)
  Decode / Encode No
• h265 / HEVC (10 bit)
  Decode / Encode No
• h264
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode No
• VP8
  Decode / Encode No
• AV1
  No No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• JPEG
  Decode / Encode Decode

Types, channel quantity of RAM supported by Intel Xeon E3-1275 v3 and Intel Celeron 3865U. Depending on the motherboards, higher or lower memory frequencies may be supported.

• Memory type
  DDR3L-1600 SO-DIMMDDR4-2133LPDDR3-1866 DDR3-1600
• Max. Memory
  32 GB
• ECC
  No Yes
• Memory channels
  2 2
• PCIe version
  2.0 3.0
• PCIe lanes
  10 16

• AES-NI
  Yes Yes

Compare the TDP requirements of TDP Intel Celeron 3865U and Intel Xeon E3-1275 v3 to select a cooling system. Note, the TDP value refers to thermal watts, not electrical watts.

• TDP (PL1)
  15 W 84 W
• Tjunction max.
  100 °C --

Architecture, interfaces, additional instructions supported by Intel Celeron 3865U and Intel Celeron 3865U, virtual machine technologies and process technology.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE4.1, SSE4.2 SSE4.1, SSE4.2, AVX2
• L3-Cache
  2.00 MB 8.00 MB
• Architecture
  Kaby Lake U Haswell S
• Technology
  14 nm 22 nm
• Socket
  BGA 1356 LGA 1150
• Release date
  Q1/2017 Q2/2013